JPH0428577A - Paper feeder - Google Patents
Paper feederInfo
- Publication number
- JPH0428577A JPH0428577A JP2135033A JP13503390A JPH0428577A JP H0428577 A JPH0428577 A JP H0428577A JP 2135033 A JP2135033 A JP 2135033A JP 13503390 A JP13503390 A JP 13503390A JP H0428577 A JPH0428577 A JP H0428577A
- Authority
- JP
- Japan
- Prior art keywords
- pin
- continuous paper
- belt
- pin belt
- paper
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 238000004804 winding Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J11/00—Devices or arrangements of selective printing mechanisms, e.g. ink-jet printers or thermal printers, for supporting or handling copy material in sheet or web form
- B41J11/26—Pin feeds
- B41J11/30—Pin traction elements other than wheels, e.g. pins on endless bands
Abstract
Description
【発明の詳細な説明】
産業上の利用分野
本発明は、プリンターやタイプライタ−等で連続用紙の
搬送に用いられる紙送り装置に関するものである。DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a paper feeding device used for conveying continuous paper in printers, typewriters, and the like.
従来の技術
従来から、ピントラクタユニットを用い印字位置を通過
するように用紙を引っ張って送る引っ張り方式と、用紙
を押して送る押しこみ方式の紙送り装置が使用されてい
る。2. Description of the Related Art Conventionally, there have been used paper feeding devices of a pulling type in which a pin tractor unit is used to pull and feed the paper so as to pass through a printing position, and a pushing type of paper feeding device in which the paper is pushed and fed.
以下従来の紙送り装置について説明する。A conventional paper feeding device will be explained below.
第６図、第７図は従来の紙送り装置を用いた印字装置の
概略構成図である。FIGS. 6 and 7 are schematic configuration diagrams of a printing device using a conventional paper feeding device.
第６図、第７図において、１は第８図に示すように側端
部に穴１ａが設けられた連続紙、２は連続紙ｌを裏面か
ら支持する円筒状のプラテン、１２は穴１ａに挿入され
るピン１２ａが外周に設けられたピンベルト、１３はピ
ンベルト１２を張架駆動する駆動ローラー １４はピン
ベルト１２を張架する張架ローラー、３は連続紙１に印
字を行う印字ヘッド、１５．１６は穴１ａとピン１２ａ
との外れを防止する保持部である。In FIGS. 6 and 7, 1 is a continuous paper provided with holes 1a at the side end as shown in FIG. 8, 2 is a cylindrical platen that supports the continuous paper l from the back side, and 12 is a hole 1a 13 is a drive roller that tensions and drives the pin belt 12; 14 is a tension roller that tensions the pin belt 12; 3 is a print head that prints on the continuous paper 1; 15 .16 is hole 1a and pin 12a
This is a holding part that prevents it from coming off.
以上のように構成された紙送り装置について、以下その
動作を説明する。The operation of the paper feeding device configured as described above will be described below.
まず、用紙を引っ張って送る引っ張り方式により連続用
紙を搬送する場合の動作を第６図により説明する。連続
紙１をプラテン２と印字ヘッド３との間を通過させ、保
持部材１５を上方に回動させて開いた状態にしピンベル
ト１２のピン１２ａに連続紙１の穴１ａを一致させて取
り付け、連続紙１がピン１２ａから外れないよう保持部
材１５を閉じてセットする。この状態でピンベルト１２
を駆動ローラー１３により矢印方向へ回転させると、こ
のピンベルト１２０回転により連続紙１が引っ張られ、
連続紙１はプラテン２と印字ヘッド３との間を通過する
ように送られる。First, an explanation will be given of the operation when conveying continuous paper using the pulling method that pulls and feeds the paper, with reference to FIG. The continuous paper 1 is passed between the platen 2 and the print head 3, the holding member 15 is rotated upward to open it, and the hole 1a of the continuous paper 1 is aligned with the pin 12a of the pin belt 12, and the continuous paper 1 is attached. The holding member 15 is closed and set so that the paper 1 does not come off the pin 12a. In this state, pin belt 12
When rotated by the drive roller 13 in the direction of the arrow, the continuous paper 1 is pulled by the pin belt 120 rotations,
Continuous paper 1 is fed so as to pass between a platen 2 and a print head 3.
次に、用紙を押して送る押しこみ方式により連続用紙を
搬送する場合の動作を第７図により説明する。保持部材
１５．１６を別々に上方に回動させて開いた状態にしピ
ンベルト１２のピン１２ａに連続紙１の穴１ａを一致さ
せて取り付け、連続紙１がピン１２ａから外れないよう
保持部材１５１６を別々に閉じてセットし、連続紙１を
プラテン２と印字ヘッド３との間を通過させる。この状
態でピンベルト１２を駆動ローラー１３により矢印方向
へ回転させると、このピンベルト１２の回転により連続
紙１が押され、連続紙１はプラテン２と印字ヘッド３と
の間を通過するように送られる。Next, the operation when conveying continuous paper using the push-in method for pushing and feeding the paper will be explained with reference to FIG. Rotate the holding members 15 and 16 upward separately to open them, and attach the holding members 1516 so that the holes 1a of the continuous paper 1 are aligned with the pins 12a of the pin belt 12, and the continuous paper 1 does not come off the pins 12a. The paper is closed and set separately, and the continuous paper 1 is passed between the platen 2 and the print head 3. In this state, when the pin belt 12 is rotated in the direction of the arrow by the drive roller 13, the continuous paper 1 is pushed by the rotation of the pin belt 12, and the continuous paper 1 is fed to pass between the platen 2 and the print head 3. .
発明が解決しようとする課題
しかしながら前記従来の構成では、ピンベルトを張架駆
動するローラーを３つ用いるためピンベルトが長くなる
が、ピンベルトが長くなるとピンベル１がたるみ易く、
振動を起こし、連続紙がこの振動により移動し印字品質
が低下するという問題点を有していた。Problems to be Solved by the Invention However, in the conventional configuration, the pin belt becomes long because three rollers are used to tension and drive the pin belt, but when the pin belt becomes long, the pin bell 1 tends to sag.
This has the problem that vibrations occur, and the continuous paper moves due to the vibrations, resulting in a decrease in print quality.
課題を解決するための手段
本発明は、前記問題点を解決するため、連続紙を搬送す
るベルトを巻回して張架する異なる径を有する２つのロ
ーラーを設け、このローラーのうち大なる径を有するロ
ーラーの外周面に沿って設けられた第１のガイド部材と
、ベルトの直線部に沿って設けられた第２のガイド部材
とを備えた。Means for Solving the Problems In order to solve the above-mentioned problems, the present invention provides two rollers having different diameters around which a belt for conveying continuous paper is wound and stretched, and the larger diameter of the rollers is provided. The belt included a first guide member provided along the outer peripheral surface of the roller, and a second guide member provided along the straight portion of the belt.
作用
本発明は前記した構成により、ピンベルトを短かくして
ピンベルトの伸びを少なくシ、ピンベルトのたるみによ
る振動を減少させることが可能となる。According to the present invention, with the above-described configuration, it is possible to shorten the pin belt, thereby reducing elongation of the pin belt, and reducing vibrations due to slack of the pin belt.
実施例
第１図は本発明の一実施例における紙送り装置の概略斜
視図、第２図、第３図は本発明の一実施例における紙送
り装置を用いた印字装置の概略構成図である。Embodiment FIG. 1 is a schematic perspective view of a paper feeding device in an embodiment of the present invention, and FIGS. 2 and 3 are schematic configuration diagrams of a printing device using the paper feeding device in an embodiment of the present invention. .
第１図、第２図、第３図において、ｌは連続紙、２はプ
ラテン、３は印字ヘッドで、これらは第６図、第７図に
示した従来例の構成と同じものであるので詳細な説明を
省略する。In FIGS. 1, 2, and 3, l is continuous paper, 2 is a platen, and 3 is a print head, which are the same as the conventional example shown in FIGS. 6 and 7. Detailed explanation will be omitted.
４は連続紙ｌの側端部に設けられた穴１ａに挿入される
ピン４ａが外周に設けられたピンベルト、５はピンベル
ト４を張架駆動する駆動ローラー６はピンベルト４を張
架する張架ローラーで駆動ローラー５より径を小さくし
ている。７は駆動ローラー５に駆動力を伝達するドライ
ブシャフト、８は張架ローラー６を回転自在に保持する
ガイドシャフトである。９．１０は穴１ａとピン４ａと
の外れを防止する保持部で、保持部材１０は保持部材９
に支持されており、９は連続紙１をピンベルト４の直線
部分に沿ってガイドし、１０は連続紙１をピンベルト４
を挟み駆動ローラー５の外周形状に沿ってガイドしてい
る。１１は保持部材９がピンベルト４へ倒れる方向へ付
勢するバネである。Reference numeral 4 denotes a pin belt having a pin 4a provided on the outer periphery to be inserted into a hole 1a provided at the side end of the continuous paper l; 5 a driving roller 6 for driving the pin belt 4 in tension; a tension rack for tensioning the pin belt 4; The diameter of the roller is smaller than that of the drive roller 5. 7 is a drive shaft that transmits driving force to the drive roller 5, and 8 is a guide shaft that rotatably holds the tension roller 6. 9.10 is a holding part that prevents the pin 4a from coming off from the hole 1a, and the holding member 10 is the holding part 9.
9 guides the continuous paper 1 along the straight part of the pin belt 4, and 10 guides the continuous paper 1 along the pin belt 4.
is guided along the outer circumferential shape of the drive roller 5. Reference numeral 11 denotes a spring that biases the holding member 9 in the direction in which it falls toward the pin belt 4.
以上のように構成された紙送り装置について、以下その
動作を説明する。The operation of the paper feeding device configured as described above will be described below.
まず、用紙を引っ張って送る引っ張り方式により連続用
紙を搬送する場合の動作を第２図、第４図により説明す
る。連続紙１をプラテン２と印字ヘッド３との間を通過
させ、第４図に示すように保持部材ＩＯを上方に回動さ
せて開いた状態にし、連続紙１の穴１ａをピンヘルド４
を巻回して張架する２つのローラーのうち大なる径を有
する駆動ローラー５の外周面に沿ってピンヘルド４のピ
ン４ａに一致させて取り付け、連続紙１がピン４ａから
外れないよう保持部材１０を閉じてセットする。この状
態でピンベルト４を駆動ローラー５により矢印方向へ回
転させ、このピンベルト４の回転により連続紙１が引っ
張られ、連続紙１はプラテン２と印字ヘッド３との間を
通過するように送られる。First, the operation when conveying continuous paper using the pulling method for feeding the paper by pulling it will be explained with reference to FIGS. 2 and 4. The continuous paper 1 is passed between the platen 2 and the print head 3, the holding member IO is rotated upward to the open state as shown in FIG.
The holding member 10 is attached along the outer peripheral surface of the drive roller 5, which has the larger diameter of the two rollers that are wound and stretched, in line with the pin 4a of the pin held 4, so that the continuous paper 1 does not come off the pin 4a. Close and set. In this state, the pin belt 4 is rotated in the direction of the arrow by the drive roller 5, and the continuous paper 1 is pulled by the rotation of the pin belt 4, and the continuous paper 1 is fed to pass between the platen 2 and the print head 3.
次に、用紙を押して送る押しこみ方式により連続用紙を
搬送する場合の動作を第３図、第５図により説明する。Next, the operation when conveying continuous paper using the push-in method for pushing and feeding the paper will be explained with reference to FIGS. 3 and 5.
保持部材１０は保持部材９に支持されているため第５図
に示すように保持部材９を上方に回動させて開くと保持
部材１０も保持部材９と一緒に開く。連続紙１の穴１ａ
をピンヘルド４の直線部および駆動ローラー５の外周面
に沿ってピンベルト４のピン４ａに一致させて取り付け
、連続紙１がピン４ａから外れないよう保持部材９を閉
じてセットし、連続紙１をプラテン２と印字ヘッド３と
の間を通過させる。この状態でピンベルト４を駆動ロー
ラー５により矢印方向へ回転させ、このピンベルト４の
回転により連続紙１が押され、連続紙１はプラテン２と
印字ヘッド３との間を通過するように送られる。Since the holding member 10 is supported by the holding member 9, when the holding member 9 is rotated upward and opened as shown in FIG. 5, the holding member 10 is also opened together with the holding member 9. Hole 1a of continuous paper 1
Attach the continuous paper 1 along the straight part of the pin held 4 and the outer peripheral surface of the drive roller 5 so as to match the pin 4a of the pin belt 4, close the holding member 9 so that the continuous paper 1 does not come off the pin 4a, and set the continuous paper 1. It passes between the platen 2 and the print head 3. In this state, the pin belt 4 is rotated in the direction of the arrow by the driving roller 5, and the continuous paper 1 is pushed by the rotation of the pin belt 4, and the continuous paper 1 is fed to pass between the platen 2 and the print head 3.
以上のように本実施例の紙送り装置では、ローラーを２
つしか用いないため、ローラーを３つ用いている従来の
紙送り装置と比較してピンベルトを短かくすることによ
りピンベルトの伸びを少なくシ、ピンベルトのたるみに
よる振動を減少させることが可能となる。As described above, the paper feeding device of this embodiment has two rollers.
Since only one roller is used, by making the pin belt shorter compared to a conventional paper feeding device that uses three rollers, it is possible to reduce elongation of the pin belt and reduce vibrations caused by slack in the pin belt.
発明の効果
以上のように本発明は、連続紙を搬送するベルトを巻回
して張架する異なる径を有する２つのローラーを設け、
このローラーのうち大なる径を有するローラーの外周面
に沿って設けられた第１のガイド部材と、ベルトの直線
部に沿って設けられた第２のガイド部材とを備えたこと
により、ピンベルトを短か（してピンベルトの伸びを少
な（し、ピンベルトのたるみによる振動を減少させるこ
とが可能となり、連続紙がこの振動により移動すること
を防ぎ印字品質が向上する。Effects of the Invention As described above, the present invention provides two rollers having different diameters around which a belt for conveying continuous paper is wound and stretched.
By providing the first guide member provided along the outer peripheral surface of the roller having a large diameter among the rollers and the second guide member provided along the straight portion of the belt, the pin belt can be This makes it possible to reduce the elongation of the pin belt and reduce the vibration caused by the slack of the pin belt, preventing the continuous paper from moving due to this vibration and improving printing quality.
第１図は本発明の一実施例における紙送り装置の概略斜
視図、第２図、第３図は本発明の一実施例における紙送
り装置を用いた印字装置の概略構成図、第４図、第５図
は本発明の一実施例における紙送り装置の保持部材開閉
図、第６図、第７図は従来の紙送り装置を用いた印字装
置の概略構成１・・・連続紙
２・・・プラテン
４・・・ピンベルト
５・・・駆動ローラー
７・・・ドライブシャフト
９・・・保持部
１・・・バネ
２ａ・・・ピン
４・・・張架ローラー
６・・・保持部
１ａ・・・穴
３・・・印字ヘッド
４ａ・・・ピン
６・・・張架ローラー
８・・・ガイドシャフト
１０・・・保持部
１２・・・ピンベルト
１３・・・駆動ローラー
１５・・・保持部FIG. 1 is a schematic perspective view of a paper feeding device in an embodiment of the present invention, FIGS. 2 and 3 are schematic configuration diagrams of a printing device using a paper feeding device in an embodiment of the present invention, and FIG. 4 , FIG. 5 is an open/close view of a holding member of a paper feeding device in an embodiment of the present invention, and FIGS. 6 and 7 are schematic configurations of a printing device using a conventional paper feeding device 1...continuous paper 2. ...Platen 4...Pin belt 5...Drive roller 7...Drive shaft 9...Holding section 1...Spring 2a...Pin 4...Tension roller 6...Holding section 1a ... Hole 3 ... Print head 4a ... Pin 6 ... Tension roller 8 ... Guide shaft 10 ... Holding section 12 ... Pin belt 13 ... Drive roller 15 ... Holding Department
Claims (1)
で設けられた穴と同じ間隔で前記ベルトに形成されたピ
ンとを有し、前記ベルトを巻回して張架する異なる径を
有する２つのローラーと、前記ローラーのうち大なる径
を有するローラーの外周面に沿って設けられた第１のガ
イド部材と、前記ベルトの直線部に沿って設けられた第
２のガイド部材とを備えたことを特徴とする紙送り装置
。A belt for conveying continuous paper, and pins formed on the belt at the same intervals as holes provided at regular intervals on the side edges of the continuous paper, and having different diameters for winding and tensioning the belt. Two rollers, a first guide member provided along the outer peripheral surface of the roller having a larger diameter among the rollers, and a second guide member provided along the straight portion of the belt. A paper feeding device characterized by:
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2135033A JP2586691B2 (en) | 1990-05-24 | 1990-05-24 | Paper feeder |
| US07/704,252 US5156476A (en) | 1990-05-24 | 1991-05-22 | Paper feed mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2135033A JP2586691B2 (en) | 1990-05-24 | 1990-05-24 | Paper feeder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0428577A true JPH0428577A (en) | 1992-01-31 |
| JP2586691B2 JP2586691B2 (en) | 1997-03-05 |
Family
ID=15142375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2135033A Expired - Fee Related JP2586691B2 (en) | 1990-05-24 | 1990-05-24 | Paper feeder |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US5156476A (en) |
| JP (1) | JP2586691B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5515149A (en) * | 1992-12-29 | 1996-05-07 | Asahi Kogaku Kogyo Kabushiki Kaisha | Sheet feed mechanism with speed feeders |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01103652U (en) * | 1987-02-20 | 1989-07-13 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6128531U (en) * | 1984-07-23 | 1986-02-20 | 沖電気工業株式会社 | Printer paper feed mechanism |
| DE3571956D1 (en) * | 1984-12-14 | 1989-09-07 | Tokyo Electric Co Ltd | Paper feed device for a printer |
| US4804124A (en) * | 1986-05-15 | 1989-02-14 | Dataproducts Corp. | Semi-automatic loading paper feed tractor |
| US4836431A (en) * | 1986-05-15 | 1989-06-06 | Dataproducts Corporation | Semi-automatic loading paper feed tractor |
| JPS6374855A (en) * | 1986-09-17 | 1988-04-05 | Nec Corp | Paper feed device |
| US4836430A (en) * | 1987-02-20 | 1989-06-06 | Tokai Kogyo Kabushiki Kaisha | Paper feed apparatus |
| JPS63252860A (en) * | 1987-04-08 | 1988-10-19 | Brother Ind Ltd | Pin tractor |
| JPS6467150A (en) * | 1987-09-07 | 1989-03-13 | Kyodo Milk Ind | Carbon dioxide gas-containing solid yogurt and production thereof |
| JPH0647732Y2 (en) * | 1987-12-15 | 1994-12-07 | シチズン時計株式会社 | Paper tension adjusting device for printer |
| US4989771A (en) * | 1988-05-31 | 1991-02-05 | Precision Handling Devices, Inc. | Forms feeding apparatus |
-
1990
- 1990-05-24 JP JP2135033A patent/JP2586691B2/en not_active Expired - Fee Related
-
1991
- 1991-05-22 US US07/704,252 patent/US5156476A/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01103652U (en) * | 1987-02-20 | 1989-07-13 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2586691B2 (en) | 1997-03-05 |
| US5156476A (en) | 1992-10-20 |
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